2012135243513 has 4 divisors (see below), whose sum is σ = 2012451275520. Its totient is φ = 2011819211508.

The previous prime is 2012135243491. The next prime is 2012135243519. The reversal of 2012135243513 is 3153425312102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2012135243513 - 2¹⁴ = 2012135227129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012135243513.

It is not an unprimeable number, because it can be changed into a prime (2012135243519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158006453 + ... + 158019186.

It is an arithmetic number, because the mean of its divisors is an integer number (503112818880).

Almost surely, 2^{2012135243513} is an apocalyptic number.

It is an amenable number.

2012135243513 is a deficient number, since it is larger than the sum of its proper divisors (316032007).

2012135243513 is an equidigital number, since it uses as much as digits as its factorization.

2012135243513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316032006.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 2012135243513 in words is "two trillion, twelve billion, one hundred thirty-five million, two hundred forty-three thousand, five hundred thirteen".